Automation System
The general CAD system was development by considering a wide range of possible uses of such a system.

Structural engineering design and Electronic circuit design
Animation and graphic design
None of these
Mechanical engineering design
All of these

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Automation System
Vision sensors:

All of these
will more closely match the capabilities of the human eye
will remain very costly
None of these
can not improve much in the next decade

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Automation System
Digital signals:

can have three possible levels
have a frequency measured in units of hertz
are assigned values of 1 or 0 depending on the voltage level
None of these
have a sinusoidal shape.

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